Evaluation of an improved operative technic in common duct surgery.
D000293:Adolescent; D000328:Adult; D000368:Aged; D014670:Ampulla of Vater / Q000503:physiopathology; D002102:Cadaver; D002404:Catheterization; D002648:Child; D002769:Cholelithiasis / Q000401:mortality / Q000601:surgery*; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D011183:Postoperative Complications / Q000503:physiopathology; D013525:Surgical Instruments / Q000295:instrumentation